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doit_the_clown doit_the_clown
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7 years ago
Most of the meteoric material falling onto the Earth from space is composed of

(a)   stony material.
(b)   iron and nickel.
(c)   ices (such as water, ammonia and methane).
Textbook 
Discovering the Universe

Discovering the Universe


Edition: 7th
Authors:
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Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.

Albert Einstein
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discovererdiscoverer
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7 years ago
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